Email Deliverability
highcharts.com
B
80 / 100
3
MX hosts
1
MX IPs
0
Blacklisted
1
No PTR
1
No FCrDNS
Issues (5)
highNo DKIM selectors found
highMX IP 194.63.252.23 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
lowDMARC policy is quarantine, not reject
lowDMARC has no reporting address